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Motherboards

B550M DS3H

Model B550M DS3H

AMD B550 Micro ATX motherboard for Socket AM4 processors, with 4 DDR4 slots (up to 128 GB) and 1 GbE LAN.

Socket
AM4
Chipset
AMD B550
Form factor
Micro ATX
Memory
4 x DDR4, up to 128 GB
LAN
1 GbE
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Overview Specifications Media Platform and pairing Support
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Overview

Highlights

  • Supports AMD Ryzen 5000 Series/ Ryzen 5000 G-Series/ Ryzen 4000 G-Series and Ryzen 3000 and Ryzen 3000 G-Series Processors
  • Dual Channel ECC/ Non-ECC Unbuffered DDR4, 4 DIMMs
  • 6+2 Phases Pure Digital VRM Solution with Low RDS(on) MOSFETs
  • Ultra Durable PCIe 4.0 Ready x16 Slot
  • Two NVMe PCIe 4.0/3.0 M.2 slots
  • High Quality Audio Capacitors and Audio Noise Guard

Platform

Socket
AM4
Chipset
AMD B550
Form factor
Micro ATX 24.4 x 24.4 cm
Memory
DDR4
  • 4 DIMM slots
  • Up to 128 GB
  • Up to 4733 MT/s (OC)
Dual channel
Processor support
  • AMD Ryzen 5000 G-series processors
  • AMD Ryzen 5000 series processors
  • AMD Ryzen 4000 G-series processors
  • AMD Ryzen 3000 and Ryzen 3000 G-series processors
Expansion slots
  • 1 x PCIe x16 slot, integrated in the CPU:, AMD Ryzen 5000 Series*/3000 Series Processors support PCIe 4.0 x16 mode, AMD Ryzen 5000 G-Series/4000 G-Series Processors support PCIe 3.0x16 mode
  • 1 x PCIe x16 slot, integrated in the Chipset:, Supporting PCIe 3.0 x4 mode
  • 1 x PCIe x1 slot, integrated in the Chipset:, Supporting PCIe 3.0 x1 mode
Storage
2 x M.2
  • 4 x SATA 6Gb/s
Fastest M.2 slot: PCIe 4.0 x4
LAN
  • Realtek GbE LAN
Wireless
Not included
Display outputs
1 x HDMI, 1 x DisplayPort, 1 x DVI-D For processors with integrated graphics
Power inputs
  • 24-pin ATX
  • 1 x 8-pin ATX 12V

At a glance

Platform
AMD
Socket
AM4
Chipset
B550
Form factor
Micro ATX
Memory
DDR4
Series
Ultra Durable
Full specifications

Specifications

Platform

CPU
AMD Socket AM4, support for: AMD Ryzen 5000 G-Series Processors/ AMD Ryzen 5000 Series Processors/ AMD Ryzen 4000 G-Series Processors/ AMD Ryzen 3000 and Ryzen 3000 G-Series Processors
Chipset
AMD B550
Memory
4 x DDR4 DIMM sockets supporting up to 128 GB (32 GB single DIMM capacity) of system memorySupport for DDR4 4733(O.C.) / 4600(O.C.) / 4400(O.C.) / 4266(O.C.) / 4133(O.C.) / 4000(O.C.) / 3866(O.C.) / 3733(O.C.) / 3600(O.C.) / 3466(O.C) / 3400(O.C.) / 3200 / 2933 / 2667 / 2400 / 2133 MT/s memory modulesDual channel memory architectureSupport for ECC Un-buffered DIMM 1Rx8/2Rx8 memory modulesSupport for non-ECC Un-buffered DIMM 1Rx8/2Rx8/1Rx16 memory modulesSupport for Extreme Memory Profile (XMP) memory modules

Graphics and audio

Onboard graphics
Integrated Graphics Processor:, 1 x DVI-D port, supporting a maximum resolution of 1920x1200@60 Hz* The DVI-D port does not support D-Sub connection by adapter., 1 x DisplayPort, supporting a maximum resolution of 5120x2880@60 Hz* Support for DisplayPort 1.4 version, HDCP 2.3, and HDR., 1 x HDMI port, supporting a maximum resolution of 4096x2160@60 Hz* Support for HDMI 2.1 version, HDCP 2.3, and HDR.Support for up to 3 displays at the same timeMaximum shared memory of 16 GB
Audio
Realtek ALC1220-VB CODEC* The back panel line out jack supports DSD audio.High Definition Audio2/4/5.1/7.1-channel* You can change the functionality of an audio jack using the audio software. To configure 7.1-channel audio, access the audio software for audio settings.

Networking

LAN
Realtek GbE LAN chip (1 Gbps/100 Mbps/10 Mbps)

Expansion and storage

Expansion slots
1 x PCI Express x16 slot (PCIEX16), integrated in the CPU:, AMD Ryzen 5000 Series*/3000 Series Processors support PCIe 4.0 x16 mode, AMD Ryzen 5000 G-Series/4000 G-Series Processors support PCIe 3.0x16 mode* For optimum performance, if only one PCI Express graphics card is to be installed, be sure to install it in the PCIEX16 slot.1 x PCI Express x16 slot (PCIEX4), integrated in the Chipset:, Supporting PCIe 3.0 x4 mode1 x PCI Express x1 slot (PCIEX1), integrated in the Chipset:, Supporting PCIe 3.0 x1 mode
Storage interface
1 x M.2 connector (M2A_CPU), integrated in the CPU, supporting Socket 3, M key, type 2280/22110 SSDs:, AMD Ryzen 5000 Series/3000 Series Processors support SATA and PCIe 4.0x4/x2 SSDs, AMD Ryzen 5000 G-Series/4000 G-Series Processors support SATA and PCIe 3.0 x4/x2 SSDs1 x M.2 connector (M2B_SB), integrated in the Chipset, supporting Socket 3, M key, type 2280 SSDs:, Supporting SATA and PCIe 3.0 x2 SSDs4 x SATA 6Gb/s connectors, integrated in the ChipsetSupport for RAID 0, RAID 1, and RAID 10

Ports and connectors

USB
CPU:, 4 x USB 3.2 Gen 1 ports on the back panelChipset:, 2 x USB 3.2 Gen 1 ports available through the internal USB header 6 x USB 2.0/1.1 ports (4 ports on the back panel, 2 ports available through the internal USB header)
Internal I/O connectors
1 x 24-pin ATX main power connector1 x 8-pin ATX 12V power connector1 x CPU fan header2 x system fan headers2 x addressable LED strip headers2 x RGB LED strip headers1 x CPU cooler LED strip/RGB LED strip header2 x M.2 Socket 3 connectors4 x SATA 6Gb/s connectors1 x front panel header1 x front panel audio header1 x USB 3.2 Gen 1 header1 x USB 2.0/1.1 header1 x Trusted Platform Module (TPM) header (2x6 pin, for the GC-TPM2.0_S module only)1 x serial port header1 x Clear CMOS jumper1 x Q-Flash Plus button
Back panel connectors
1 x PS/2 keyboard/mouse port1 x DVI-D port1 x DisplayPort1 x HDMI port4 x USB 3.2 Gen 1 ports4 x USB 2.0/1.1 ports1 x RJ-45 port3 x audio jacks
I/O controller
iTE I/O Controller Chip

Firmware and software

H/W monitoring
Voltage detectionTemperature detectionFan speed detectionOverheating warningFan fail warningFan speed control* Whether the fan speed control function is supported will depend on the fan you install.
BIOS
1 x 128 Mbit flashUse of licensed AMI UEFI BIOSPnP 1.0a, DMI 2.7, WfM 2.0, SM BIOS 2.7, ACPI 5.0
Unique features
Support for APP Center, @BIOS, EasyTune, RGB Fusion, Smart Backup, System Information ViewerSupport for Q-Flash PlusSupport for Q-FlashSupport for Xpress Install
Bundle software
Norton Internet Security (OEM version)LAN bandwidth management software
Operating system
Support for Windows 11 64-bitSupport for Windows 10 64-bit

Board

Form factor
Micro ATX Form Factor; 24.4cm x 24.4cm

Specifications are taken from the manufacturer's published information and may change. Confirm critical values with our sales desk before ordering.

GIGABYTE product page

Media

Photos 3

Downloads

Official information

GIGABYTE product page for B550M DS3H gigabyte.com

Platform and pairing

Processor and memory

Supplied by brand rather than listed by model. Name the part you need in your enquiry.

Graphics cards

A spread of current cards, from top tier to entry level. Each card page lists its length and recommended power supply.

All 68 graphics cards

Power supplies

Ratings from 400 W to 3000 W. This board's power inputs: 24-pin ATX and 1 x 8-pin ATX 12V. Size the supply to the recommended PSU of the graphics card you fit.

All 229 power supplies

CPU coolers for AM4

Coolers whose specifications list socket AM4.

All 26 CPU coolers

Cabinets for Micro ATX boards

Cabinets whose specifications list Micro ATX motherboard support.

All 77 cabinets

Parts to plan with this motherboard

Check sockets, memory type, power connectors and dimensions against the specifications before ordering, or ask our sales desk to confirm a build.

Support

Warranty and repairs

Warranty is as per GIGABYTE’s terms for this model. For products bought from us, call our service team with the invoice number, the model and the product’s serial number.

From GIGABYTE

Practical notes

  1. Update the BIOS only from the official support page, following the brand’s instructions.
  2. Check the CPU support list for the BIOS version before buying a processor.
  3. Install chipset, LAN and audio drivers from the official support page.

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Pairs with

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